Designation of system — Zones.

RCW 58.20.140
in effect
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The Washington plane coordinate system shall be named, and in any land description in which it is used it shall be designated, the "Washington plane coordinate system," and the zone used must be specified. The Washington plane coordinate system shall be named, and in any land description in which it is used it shall be designated, the "Washington plane coordinate system," and the zone used must be specified.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=58.20&full=trueFetched: 6/29/2026

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